src/kernel/activity/SynchroIo.cpp

   1 /* Copyright (c) 2007-2018. The SimGrid Team. All rights reserved.          */
   2
   3 /* This program is free software; you can redistribute it and/or modify it
   4  * under the terms of the license (GNU LGPL) which comes with this package. */
   5
   6 #include "src/kernel/activity/SynchroIo.hpp"
   7 #include "simgrid/kernel/resource/Action.hpp"
   8 #include "src/simix/smx_io_private.hpp"
   9
  10 void simgrid::kernel::activity::IoImpl::suspend()
  11 {
  12   if (surf_io)
  13     surf_io->suspend();
  14 }
  15
  16 void simgrid::kernel::activity::IoImpl::resume()
  17 {
  18   if (surf_io)
  19     surf_io->resume();
  20 }
  21
  22 void simgrid::kernel::activity::IoImpl::post()
  23 {
  24   for (smx_simcall_t const& simcall : simcalls_) {
  25     switch (simcall->call) {
  26       case SIMCALL_STORAGE_WRITE:
  27         simcall_storage_write__set__result(simcall, surf_io->get_cost());
  28         break;
  29       case SIMCALL_STORAGE_READ:
  30         simcall_storage_read__set__result(simcall, surf_io->get_cost());
  31         break;
  32       default:
  33         break;
  34     }
  35   }
  36
  37   switch (surf_io->get_state()) {
  38     case simgrid::kernel::resource::Action::State::failed:
  39       state_ = SIMIX_FAILED;
  40       break;
  41     case simgrid::kernel::resource::Action::State::done:
  42       state_ = SIMIX_DONE;
  43       break;
  44     default:
  45       THROW_IMPOSSIBLE;
  46       break;
  47   }
  48
  49   SIMIX_io_finish(this);
  50 }